The student has a lot riding on the outcome of their exam. The teacher is making a black box of nondeterministic matrix multiplication at least partially responsible for that outcome. Sure, the AI isn't the one grading, but it is deciding which questions and follow up questions to ask.

Let me ask, how do you generally feel when you contact customer service about something and you get an AI chatbot? Now imagine the chatbot is responsible for whether you pass the course.